Platyhelminthes Quiz

What type of symmetry do Platyhelminthes have?

• Bilateral

• Asymmetrical

• Round

• Small

Which Class has Tapeworms

• Cestoda

• Monogenea

• Trematoda

• Nematoda

Tags

NGSS.MS-LS4-2

Flatworms have no true body cavity. This means they are ____________________. 

• Symmetrical
• Sessile
• Coelomates
• Acoelomates

The bodies of flatworms are flattened ___________________. 

• Laterally
• Bilaterally
• Radially
• Dorso-ventrally

A brightly colored flatworm, swimming with a wavelike motion, likely belongs to which class?

• Cestoda
• Trematoda 
• Turbellaria 
• Monogenea 

Tags

NGSS.MS-LS4-2

The small segments behind a scolex that reproduce quickly, making a tapeworm longer and longer are called...

• Cilia
• Hooks
• Proglottids
• Snaps

Tags

NGSS.MS-LS3-2

What is cephalization? 

• Having male and female parts.
• A concentration of sense organs and nervous system at the anterior end of the body. 
• Feeding off of another organism.
• Breathing through the skin.

What structure do planaria use for feeding?

• Cilia
• Scolex
• Proglottids
• Pharynx

Which of the following is not a cell layer in flatworms?

• Ectoderm

• Endoderm

• Coeloderm

• Mesoderm

True/False: Flatworms have 2 openings.

• True

• False